<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2017/9/26
 * Time: 10:56
 */
require_once  '../common_funtion.php';
$a = array(
    "max_allow_dialogs",
    "livechat_server_ip",
    "livechat_service_time",
    "abort_zh_cn",
    "abort_zh_tw",
    "abort_en_usa",
    "welcome_zh_cn",
    "welcome_zh_tw",
    "welcome_en_usa",
    "timeout_zh_cn",
    "timeout_zh_tw",
    "timeout_en_usa",
    "absence_zh_cn",
    "absence_zh_tw",
    "absence_en_usa"
);
$b = array(
    "max_allow_dialogs",
    "livechat_server_ip",
    "livechat_service_time",
    "abort_zh_cn",
    "abort_zh_tw",
    "abort_en_usa",
    "welcome_zh_cn",
    "welcome_zh_tw",
    "welcome_en_usa",
    "timeout_zh_cn",
    "timeout_zh_tw",
    "timeout_en_usa",
);
$res=array_diff_two($a,$b);
pre($res);